Finding the Third Proportional to 131,303.81 and 288,137.81
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Solution
The third proportional to 131,303.81 and 288,137.81 is: 632,299.99
Step by Step Solution
- Step 1: Write the proportion equation
131,303.81 : 288,137.81 = 288,137.81 : x - Step 2: Convert to fraction form
131,303.81/288,137.81 = 288,137.81/x - Step 3: Cross multiply
131,303.81x = 288,137.81 × 288,137.81 - Step 4: Simplify right side
131,303.81x = 83,023,398,992.29 - Step 5: Solve for x
x = 83,023,398,992.29/131,303.81 - Step 6: Final answer
x = 632,299.99
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.